Bubble candle



FIG. 1 is a top plan view of a bubble candle, showing my new design;

FIG. 2 is a front elevation view thereof, the rear, left side, and right side elevation view being identical;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top perspective view thereof; and,

FIG. 5 is a bottom perspective view thereof. 

CLAIM The ornamental design for a bubble candle, as shown and described. 